Question: Name the underground railway station with maximum patronage?
Paraphrase: Which subway do the most people use?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q55491 . ?ent wdt:P3872 ?obj } ORDER BY DESC(?obj)LIMIT 5 
Answer: Piccadilly Circus tube station, Piccadilly Circus tube station, Piccadilly Circus tube station, Piccadilly Circus tube station, Piccadilly Circus tube station